Insider txns (12m)
151
Stock / equity
SNDK Sandisk Corp
- Company
- Sandisk Corp
- Security
- Equity
- Size, estimated from filings
- Mega cap ($200B and up)
- Insiders on record
- 12
- Members of Congress
- 4
- Latest trade on record
- October 1, 2026
SNDK (Sandisk Corp) has 151 disclosed insider transactions from 12 insiders in the last 12 months (0 open-market buys, 133 sales, about $315.7M at reported prices) and 7 congressional trades from 4 members of Congress. The most recent disclosure was filed October 2, 2026.
Open-market buys / sales
0 / 133
Congress trades (12m)
7
Distinct filers (12m)
16
Share price
Price and chart by TradingView for Sandisk Corp. US share prices here are delayed, not real-time. The trade records on this page come from government filings, not from this chart.
SNDK in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
BoughtSold
8 people account for the disclosed buying and selling in SNDK over the last 12 months; the most active is Goeckeler David with $208M.
Prices insiders traded at
What price did insiders buy and sell at? Each marker is one open-market trade at the share price reported on its Form 4.
▲ Bought▼ SoldAverage reported price that day
Insiders reported 76 open-market trades in SNDK since Dec 3, 2025, at prices from $195 to $2,088; the most recent was a sale at $1,735 on Oct 1, 2026. These are the prices on the filings, not adjusted for stock splits, and not a market price series.
Insider holdings over time
Is an insider building or unwinding a position? Shares held directly after each filing.
Shek BernardIlkbahar Alper
Shek Bernard reported 25,588 shares held after the latest filing, against 34,430 at the first on record.
Lobbying spend by quarter
How much has Sandisk Corp reported spending on federal lobbying?
Sandisk Corp reported $410K in lobbying over the last eight quarters, from filings matched by exact company name.
Insiders trading SNDK
Everyone who filed a Form 4 for this ticker, by number of rows on record. "Bought" and "sold" count open-market purchases (code P) and sales only; awards, option exercises and shares withheld for tax are in the row count but not in those two columns.
| Insider | Role | Rows | Bought | Sold | Value bought | Value sold | Latest |
|---|---|---|---|---|---|---|---|
| Ilkbahar Alper | EVP & Chief Technology Officer | 56 | 0 | 52 | — | $23.2M | September 17, 2026 |
| Goeckeler David | Chairman & CEO | 42 | 0 | 41 | — | $207.8M | September 17, 2026 |
| Shek Bernard | Chief Legal Officer and Secty | 27 | 0 | 26 | — | $14.9M | October 1, 2026 |
| Visoso Luis Felipe | EVP & CFO | 8 | 0 | 7 | — | $58.1M | September 17, 2026 |
| Pokorny Michael | VP, Chief Accounting Officer | 5 | 0 | 4 | — | $7.9M | September 17, 2026 |
| Caulfield Thomas | Director | 4 | 0 | 0 | — | — | May 12, 2026 |
| Sayiner Necip | Director | 3 | 0 | 2 | — | $1.1M | May 8, 2026 |
| Suzuki Miyuki | Director | 3 | 0 | 2 | — | $2.8M | February 25, 2026 |
| Bradley Alexander R. | Chief Financial Officer | 1 | 0 | 0 | — | — | December 30, 2025 |
| Cassidy Richard B. II | Director | 1 | 0 | 0 | — | — | November 18, 2025 |
| KUMAR DEVINDER | Director | 1 | 0 | 0 | — | — | November 18, 2025 |
| Shook Ellyn | Director | 1 | 0 | 0 | — | — | November 18, 2025 |
What kind of transactions these are 5 Form 4 codes
| Code | Meaning | Rows | Shares | Value at reported prices |
|---|---|---|---|---|
| S | Open-market sale | 76 | 88,895 | $133.8M |
| F | Shares withheld for tax | 58 | 132,938 | $182.0M |
| A | Grant or award | 12 | 14,910 | — |
| G | Gift | 4 | 41,360 | — |
| M | Option exercise or conversion | 2 | 552 | — |
What each code means: Form 4 transaction codes.
Members of Congress trading SNDK
Members whose periodic transaction reports name this ticker. Amounts are the sums of the ranges as filed.
| Member | Seat | Trades | Bought | Sold | Range as filed | Latest |
|---|---|---|---|---|---|---|
| Lisa C. McClain | Representative (MI, District 9), Republican | 3 | 1 | 2 | $3,003–$45K | October 31, 2025 |
| Gilbert Ray Cisneros, Jr. | Representative (CA, District 31), Democrat | 2 | 2 | 0 | $2,002–$30K | March 13, 2026 |
| Josh Gottheimer | Representative (NJ, District 5), Democrat | 1 | 1 | 0 | $1,001–$15K | May 7, 2026 |
| Alan Armstrong | Senator (OK), Republican | 1 | 1 | 0 | $1,001–$15K | March 27, 2026 |
Insider transactions
| Filer | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| Shek Bernard | Sell S | October 1, 2026 | October 2, 2026 | 1d | 600 | $1,735 | $1.0M | 10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Other A | September 17, 2026 | September 21, 2026 | 4d | 1,619 | — | — | Form 4 ↗ | ||
| Shek Bernard | Sell F | September 20, 2026 | September 21, 2026 | 1d | 118 | $1,792 | $211K | Form 4 ↗ | ||
| Shek Bernard | Other A | September 17, 2026 | September 21, 2026 | 4d | 1,001 | — | — | Form 4 ↗ | ||
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 165 | $1,587 | $262K | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 1,520 | $1,586 | $2.4M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 1,080 | $1,584 | $1.7M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 1,480 | $1,580 | $2.3M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 640 | $1,579 | $1.0M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 2,876 | $1,578 | $4.5M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 4,139 | $1,577 | $6.5M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 2,778 | $1,576 | $4.4M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 2,588 | $1,575 | $4.1M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 306 | $1,573 | $481K | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 1,157 | $1,573 | $1.8M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 4,558 | $1,571 | $7.2M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 910 | $1,570 | $1.4M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 9,604 | $1,569 | $15.1M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 17, 2026 | September 21, 2026 | 4d | 40 | $1,567 | $63K | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Other A | September 17, 2026 | September 21, 2026 | 4d | 3,296 | — | — | 10b5-1 plan | Form 4 ↗ | |
| Visoso Luis Felipe | Other A | September 17, 2026 | September 21, 2026 | 4d | 1,635 | — | — | Form 4 ↗ | ||
| Pokorny Michael | Other A | September 17, 2026 | September 21, 2026 | 4d | 458 | — | — | Form 4 ↗ | ||
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 360 | $1,542 | $555K | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 864 | $1,541 | $1.3M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 1,480 | $1,539 | $2.3M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 3,200 | $1,538 | $4.9M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 1,695 | $1,536 | $2.6M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 700 | $1,535 | $1.1M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 1,200 | $1,532 | $1.8M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 359 | $1,529 | $549K | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 4,080 | $1,528 | $6.2M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 2,280 | $1,526 | $3.5M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 3,075 | $1,524 | $4.7M | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 181 | $1,523 | $276K | 10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell S | September 14, 2026 | September 16, 2026 | 2d | 14,364 | $1,523 | $21.9M | 10b5-1 plan | Form 4 ↗ | |
| Visoso Luis Felipe | Sell S | September 15, 2026 | September 16, 2026 | 1d | 1,000 | $1,569 | $1.6M | 10b5-1 plan | Form 4 ↗ | |
| Shek Bernard | Sell S | September 8, 2026 | September 8, 2026 | 0d | 2,308 | $1,767 | $4.1M | 10b5-1 plan | Form 4 ↗ | |
| Shek Bernard | Sell F | September 3, 2026 | September 8, 2026 | 5d | 2,271 | $1,555 | $3.5M | late10b5-1 plan | Form 4 ↗ | |
| Goeckeler David | Sell F | September 3, 2026 | September 8, 2026 | 5d | 10,540 | $1,555 | $16.4M | late | Form 4 ↗ | |
| Visoso Luis Felipe | Sell F | September 3, 2026 | September 8, 2026 | 5d | 5,838 | $1,555 | $9.1M | late | Form 4 ↗ | |
| Pokorny Michael | Sell F | September 3, 2026 | September 8, 2026 | 5d | 1,283 | $1,555 | $2.0M | late | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 40 | $1,559 | $62K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,558 | $125K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 78 | $1,556 | $121K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 40 | $1,554 | $62K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 120 | $1,553 | $186K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 40 | $1,550 | $62K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 40 | $1,549 | $62K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,547 | $124K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,546 | $124K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 2,594 | $1,544 | $4.0M | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,543 | $123K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,541 | $123K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,540 | $123K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,538 | $123K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 160 | $1,537 | $246K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,536 | $123K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,534 | $123K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 120 | $1,534 | $184K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 40 | $1,532 | $61K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,531 | $122K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,530 | $122K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 40 | $1,528 | $61K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,527 | $122K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,524 | $122K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 40 | $1,522 | $61K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,521 | $122K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 68 | $1,519 | $103K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 52 | $1,518 | $79K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 80 | $1,515 | $121K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 40 | $1,513 | $61K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell F | September 3, 2026 | September 8, 2026 | 5d | 3,244 | $1,555 | $5.0M | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 40 | $1,571 | $63K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 40 | $1,564 | $63K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 200 | $1,564 | $313K | late10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Sell S | September 3, 2026 | September 8, 2026 | 5d | 120 | $1,562 | $187K | late10b5-1 plan | Form 4 ↗ | |
| Shek Bernard | Sell S | September 1, 2026 | September 2, 2026 | 1d | 600 | $1,526 | $915K | 10b5-1 plan | Form 4 ↗ | |
| Shek Bernard | Sell F | August 25, 2026 | August 27, 2026 | 2d | 212 | $1,481 | $314K | Form 4 ↗ | ||
| Goeckeler David | Sell F | August 25, 2026 | August 27, 2026 | 2d | 49,782 | $1,481 | $73.7M | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | August 25, 2026 | August 27, 2026 | 2d | 654 | $1,481 | $968K | Form 4 ↗ | ||
| Ilkbahar Alper | Option / conversion M | August 20, 2026 | August 24, 2026 | 4d | 276 | — | — | derivative | Form 4 ↗ | |
| Ilkbahar Alper | Sell F | August 21, 2026 | August 24, 2026 | 3d | 320 | $1,596 | $511K | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | August 20, 2026 | August 24, 2026 | 4d | 163 | $1,601 | $261K | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | August 20, 2026 | August 24, 2026 | 4d | 276 | $1,601 | $442K | Form 4 ↗ | ||
| Ilkbahar Alper | Option / conversion M | August 20, 2026 | August 24, 2026 | 4d | 276 | — | — | Form 4 ↗ | ||
| Visoso Luis Felipe | Sell F | August 21, 2026 | August 24, 2026 | 3d | 1,589 | $1,596 | $2.5M | Form 4 ↗ | ||
| Visoso Luis Felipe | Sell F | August 20, 2026 | August 24, 2026 | 4d | 25,655 | $1,601 | $41.1M | Form 4 ↗ | ||
| Goeckeler David | Sell F | August 21, 2026 | August 24, 2026 | 3d | 1,033 | $1,596 | $1.6M | Form 4 ↗ | ||
| Goeckeler David | Sell F | August 20, 2026 | August 24, 2026 | 4d | 1,300 | $1,601 | $2.1M | Form 4 ↗ | ||
| Shek Bernard | Sell F | August 21, 2026 | August 24, 2026 | 3d | 108 | $1,596 | $172K | Form 4 ↗ | ||
| Shek Bernard | Sell F | August 20, 2026 | August 24, 2026 | 4d | 111 | $1,601 | $178K | Form 4 ↗ | ||
| Shek Bernard | Sell S | August 3, 2026 | August 4, 2026 | 1d | 600 | $1,162 | $697K | 10b5-1 plan | Form 4 ↗ | |
| Shek Bernard | Sell S | July 1, 2026 | July 2, 2026 | 1d | 600 | $2,088 | $1.3M | 10b5-1 plan | Form 4 ↗ | |
| Shek Bernard | Sell F | June 20, 2026 | June 22, 2026 | 2d | 117 | $2,185 | $256K | Form 4 ↗ | ||
| Shek Bernard | Sell S | June 3, 2026 | June 5, 2026 | 2d | 600 | $1,736 | $1.0M | 10b5-1 plan | Form 4 ↗ | |
| Ilkbahar Alper | Other G | June 2, 2026 | June 2, 2026 | 0d | 2,694 | — | — | Form 4 ↗ | ||
| Ilkbahar Alper | Sell S | June 1, 2026 | June 2, 2026 | 1d | 600 | $1,758 | $1.1M | Form 4 ↗ | ||
| Ilkbahar Alper | Sell S | June 1, 2026 | June 2, 2026 | 1d | 401 | $1,757 | $705K | Form 4 ↗ | ||
| Ilkbahar Alper | Sell S | June 1, 2026 | June 2, 2026 | 1d | 999 | $1,755 | $1.8M | Form 4 ↗ | ||
| Shek Bernard | Sell F | May 25, 2026 | May 27, 2026 | 2d | 211 | $1,479 | $312K | Form 4 ↗ | ||
| Goeckeler David | Sell F | May 25, 2026 | May 27, 2026 | 2d | 1,569 | $1,479 | $2.3M | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | May 25, 2026 | May 27, 2026 | 2d | 653 | $1,479 | $966K | Form 4 ↗ | ||
| Visoso Luis Felipe | Sell F | May 21, 2026 | May 22, 2026 | 1d | 1,588 | $1,542 | $2.4M | Form 4 ↗ | ||
| Shek Bernard | Sell F | May 21, 2026 | May 22, 2026 | 1d | 107 | $1,542 | $165K | Form 4 ↗ | ||
| Shek Bernard | Sell F | May 20, 2026 | May 22, 2026 | 2d | 109 | $1,393 | $152K | Form 4 ↗ | ||
| Goeckeler David | Sell F | May 21, 2026 | May 22, 2026 | 1d | 1,032 | $1,542 | $1.6M | Form 4 ↗ | ||
| Goeckeler David | Sell F | May 20, 2026 | May 22, 2026 | 2d | 1,299 | $1,393 | $1.8M | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | May 21, 2026 | May 22, 2026 | 1d | 319 | $1,542 | $492K | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | May 20, 2026 | May 22, 2026 | 2d | 162 | $1,393 | $226K | Form 4 ↗ | ||
| Pokorny Michael | Sell S | May 12, 2026 | May 14, 2026 | 2d | 2,446 | $1,426 | $3.5M | Form 4 ↗ | ||
| Caulfield Thomas | Other G | May 12, 2026 | May 14, 2026 | 2d | 9,666 | — | — | indirect | Form 4 ↗ | |
| Sayiner Necip | Sell S | May 8, 2026 | May 11, 2026 | 3d | 579 | $1,503 | $870K | Form 4 ↗ | ||
| Pokorny Michael | Sell F | May 9, 2026 | May 11, 2026 | 2d | 1,429 | $1,562 | $2.2M | Form 4 ↗ | ||
| Shek Bernard | Sell F | April 20, 2026 | April 21, 2026 | 1d | 41 | $913 | $37K | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | April 20, 2026 | April 21, 2026 | 1d | 2,251 | $913 | $2.1M | Form 4 ↗ | ||
| Shek Bernard | Sell F | March 20, 2026 | March 24, 2026 | 4d | 117 | $710 | $83K | Form 4 ↗ | ||
| Caulfield Thomas | Other G | March 3, 2026 | March 5, 2026 | 2d | 14,500 | — | — | indirect | Form 4 ↗ | |
| Caulfield Thomas | Other G | March 3, 2026 | March 5, 2026 | 2d | 14,500 | — | — | Form 4 ↗ | ||
| Shek Bernard | Sell F | February 25, 2026 | February 27, 2026 | 2d | 211 | $632 | $133K | Form 4 ↗ | ||
| Goeckeler David | Sell F | February 25, 2026 | February 27, 2026 | 2d | 1,569 | $632 | $992K | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | February 25, 2026 | February 27, 2026 | 2d | 566 | $632 | $358K | Form 4 ↗ | ||
| Suzuki Miyuki | Sell S | February 25, 2026 | February 26, 2026 | 1d | 3,500 | $628 | $2.2M | Form 4 ↗ | ||
| Visoso Luis Felipe | Sell F | February 21, 2026 | February 24, 2026 | 3d | 1,594 | $650 | $1.0M | Form 4 ↗ | ||
| Shek Bernard | Sell F | February 21, 2026 | February 24, 2026 | 3d | 107 | $650 | $70K | Form 4 ↗ | ||
| Shek Bernard | Sell F | February 20, 2026 | February 24, 2026 | 4d | 117 | $650 | $76K | Form 4 ↗ | ||
| Goeckeler David | Sell F | February 21, 2026 | February 24, 2026 | 3d | 1,032 | $650 | $671K | Form 4 ↗ | ||
| Goeckeler David | Sell F | February 20, 2026 | February 24, 2026 | 4d | 1,300 | $650 | $845K | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | February 21, 2026 | February 24, 2026 | 3d | 223 | $650 | $145K | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | February 20, 2026 | February 24, 2026 | 4d | 122 | $650 | $79K | Form 4 ↗ | ||
| Shek Bernard | Sell F | January 20, 2026 | January 21, 2026 | 1d | 34 | $453 | $15K | Form 4 ↗ | ||
| Bradley Alexander R. | Other A | December 30, 2025 | January 2, 2026 | 3d | 863 | — | — | Form 4 ↗ | ||
| Shek Bernard | Sell F | December 20, 2025 | December 23, 2025 | 3d | 117 | $238 | $28K | Form 4 ↗ | ||
| Sayiner Necip | Sell S | December 3, 2025 | December 4, 2025 | 1d | 1,271 | $195 | $248K | Form 4 ↗ | ||
| Shek Bernard | Sell F | November 25, 2025 | November 26, 2025 | 1d | 211 | $221 | $47K | Form 4 ↗ | ||
| Goeckeler David | Sell F | November 25, 2025 | November 26, 2025 | 1d | 1,569 | $221 | $346K | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | November 25, 2025 | November 26, 2025 | 1d | 653 | $221 | $144K | Form 4 ↗ | ||
| Visoso Luis Felipe | Sell F | November 21, 2025 | November 24, 2025 | 3d | 1,588 | $200 | $318K | Form 4 ↗ | ||
| Shek Bernard | Sell F | November 21, 2025 | November 24, 2025 | 3d | 107 | $200 | $21K | Form 4 ↗ | ||
| Shek Bernard | Sell F | November 20, 2025 | November 24, 2025 | 4d | 109 | $196 | $21K | Form 4 ↗ | ||
| Pokorny Michael | Sell F | November 20, 2025 | November 24, 2025 | 4d | 821 | $196 | $161K | Form 4 ↗ | ||
| Goeckeler David | Sell F | November 21, 2025 | November 24, 2025 | 3d | 1,032 | $200 | $207K | Form 4 ↗ | ||
| Goeckeler David | Sell F | November 20, 2025 | November 24, 2025 | 4d | 1,299 | $196 | $255K | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | November 21, 2025 | November 24, 2025 | 3d | 319 | $200 | $64K | Form 4 ↗ | ||
| Ilkbahar Alper | Sell F | November 20, 2025 | November 24, 2025 | 4d | 162 | $196 | $32K | Form 4 ↗ | ||
| Suzuki Miyuki | Other A | November 18, 2025 | November 19, 2025 | 1d | 979 | — | — | Form 4 ↗ | ||
| Suzuki Miyuki | Sell F | November 17, 2025 | November 19, 2025 | 2d | 2,213 | $266 | $588K | Form 4 ↗ | ||
| Shook Ellyn | Other A | November 18, 2025 | November 19, 2025 | 1d | 979 | — | — | Form 4 ↗ | ||
| Sayiner Necip | Other A | November 18, 2025 | November 19, 2025 | 1d | 979 | — | — | Form 4 ↗ | ||
| Caulfield Thomas | Other A | November 18, 2025 | November 19, 2025 | 1d | 979 | — | — | Form 4 ↗ | ||
| Cassidy Richard B. II | Other A | November 18, 2025 | November 19, 2025 | 1d | 1,143 | — | — | Form 4 ↗ | ||
| KUMAR DEVINDER | Other A | November 18, 2025 | November 19, 2025 | 1d | 979 | — | — | Form 4 ↗ | ||
| Shek Bernard | Sell F | October 20, 2025 | October 21, 2025 | 1d | 362 | $148 | $54K | Form 4 ↗ |
Congressional trades
| Filer | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| Alan Armstrong | Buy | March 27, 2026 | July 21, 2026 | 116d | — | — | $1,001–$15K | late | Senate PTR ↗ | |
| Josh Gottheimer | Buy | May 7, 2026 | June 3, 2026 | 27d | — | — | $1,001–$15K | joint | House PTR ↗ | |
| Gilbert Ray Cisneros, Jr. | Buy | March 13, 2026 | April 7, 2026 | 25d | — | — | $1,001–$15K | House PTR ↗ | ||
| Gilbert Ray Cisneros, Jr. | Buy | January 9, 2026 | February 13, 2026 | 35d | — | — | $1,001–$15K | House PTR ↗ | ||
| Lisa C. McClain | Sell | October 31, 2025 | November 21, 2025 | 21d | — | — | $1,001–$15K | spouse | House PTR ↗ | |
| Lisa C. McClain | Buy | October 30, 2025 | November 21, 2025 | 22d | — | — | $1,001–$15K | spouse | House PTR ↗ | |
| Lisa C. McClain | Sell | October 30, 2025 | November 21, 2025 | 22d | — | — | $1,001–$15K | spouse | House PTR ↗ |
Related stocks
Tickers traded by the same people who traded SNDK, by number of filers in common. It shows overlap in public filings and nothing else.
- UBER Uber Technologies, Inc. Common Stock 4 filers in common
- INTU Intuit Inc. - Common Stock 4 filers in common
- AMD Advanced Micro Devices, Inc. 4 filers in common
- CIEN Ciena Corporation 4 filers in common
- MSFT Microsoft Corporation - Common Stock 4 filers in common
- UNH UnitedHealth Group Incorporated Common Stock 4 filers in common
- FCX Freeport-McMoRan, Inc. Common Stock 4 filers in common
- BRK.B Berkshire Hathaway Inc. New Common Stock 4 filers in common
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Form 4 transaction codes P = purchase. S = sale. These are the two market trades.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- How to read a congressional trade report Owner tells you whose asset it was: the member, the spouse, a dependent child, or held jointly.
- Why congressional trade amounts are ranges There are ten ranges; the lowest is $1,001–$15,000 and the highest is over $50,000,000.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| House Clerk, periodic transaction reports | 4 | 6 | November 21, 2025 | June 3, 2026 | House Clerk search |
| Senate eFD, periodic transaction reports | 1 | 1 | July 21, 2026 | July 21, 2026 | Senate eFD search |
| SEC EDGAR, Form 4 | 69 | 152 | October 21, 2025 | October 2, 2026 | Form 4 list on EDGAR |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Insider rows are Form 4 filings for this issuer from SEC EDGAR; congressional rows are periodic transaction reports parsed from the House Clerk and the Senate eFD. Values use the reported price for Form 4 and the disclosed range for Congress. See methodology and corrections.
Not investment advice. Disclosures are shown as filed and may lag the trade or be amended. No recommendation is made or implied.